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A particle falls towards earth from infinity. Its velocity on reaching the earth would be
Options
(a) infinity
(b) √(2gR)
(c) 2 √(Rg)
(d) zero
Correct Answer:
√(2gR)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A gas is suddenly expanded such that its final volume becomes 3 times
- In a region, the potential is represented by V(x,y,z)=6x-8xy-8y+6yz, where V
- Three masses are placed on the x-axis : 300 g at origin, 500 g at x = 40 cm
- Consider 3rd orbit of He⁺(helium), using non-relativistic approach, the speed
- What is the difference between soft and hard X-ray?
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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Velocity will be equal to the escape velocity from Earth i,e root over of 2gR